Past Weather in Boulder — Graph
Boulder Temperature Yesterday
Maximum temperature yesterday: 55 °F (at 3:45 pm)
Minimum temperature yesterday: 25 °F (at 6:50 am)
Average temperature yesterday: 43 °F
High & Low Weather Summary for the Past Weeks
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 61 °F (Jan 13, 10:45 am) | 100% (Jan 8, 10:46 am) | 30.47 "Hg (Jan 8, 10:46 am) |
| Low | 18 °F (Jan 9, 10:55 pm) | 7% (Jan 20, 9:45 am) | 29.62 "Hg (Jan 8, 12:35 am) |
| Average | 39 °F | 42% | 30.11 "Hg |
| * Reported Jan 6 6:45 am — Jan 21 6:50 am, Boulder. Weather by CustomWeather, © 2026 | |||
Note: Actual official high and low records may vary slightly from our data, if they occured in-between our weather recording intervals... More about our weather records
Boulder Weather History for the Previous 24 Hours
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| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 6:50 am Wed, Jan 21 |  | 21 °F | Clear. | 17 mph | ↑ | 80% | 30.06 "Hg | 10 mi |
| 5:35 am | | 41 °F | Clear. | 25 mph | ↑ | 13% | 30.01 "Hg | 10 mi |
| 4:55 am | | 30 °F | Clear. | 7 mph | ↑ | 43% | 30.03 "Hg | 10 mi |
| 4:35 am | | 27 °F | Clear. | 3 mph | ↑ | 54% | 30.03 "Hg | 10 mi |
| 4:15 am | | 37 °F | Clear. | 3 mph | ↑ | 22% | 30.03 "Hg | 10 mi |
| 3:55 am | | 39 °F | Clear. | 24 mph | ↑ | 18% | 30.02 "Hg | 10 mi |
| 3:35 am | | 39 °F | Clear. | 28 mph | ↑ | 18% | 30.04 "Hg | 10 mi |
| 3:15 am | | 32 °F | Clear. | 18 mph | ↑ | 37% | 30.05 "Hg | 10 mi |
| 2:55 am | | 37 °F | Clear. | 10 mph | ↑ | 26% | 30.06 "Hg | 10 mi |
| 2:15 am | | 37 °F | Clear. | 30 mph | ↑ | 26% | 30.06 "Hg | 10 mi |
| 7:20 pm Tue, Jan 20 |  | 37 °F | Passing clouds. | 21 mph | ↑ | 45% | 30.10 "Hg | 10 mi |
| 6:57 pm | | 39 °F | Passing clouds. | No wind | ↑ | 42% | 30.06 "Hg | 10 mi |
| 5:45 pm | | 39 °F | Passing clouds. | 14 mph | ↑ | 48% | 30.01 "Hg | 10 mi |
| 4:45 pm |  | 48 °F | Partly sunny. | 12 mph | ↑ | 20% | 29.94 "Hg | 10 mi |
| 3:45 pm | | 55 °F | Partly sunny. | 13 mph | ↑ | 10% | 29.91 "Hg | 10 mi |
| 2:46 pm | | 54 °F | Partly sunny. | 26 mph | ↑ | 7% | 29.88 "Hg | 10 mi |
| 12:45 pm | | 52 °F | Partly sunny. | 26 mph | ↑ | 7% | 29.92 "Hg | 10 mi |
| 11:46 am | | 50 °F | Partly sunny. | 35 mph | ↑ | 8% | 29.95 "Hg | 10 mi |
| 10:50 am | | 52 °F | Partly sunny. | 21 mph | ↑ | 7% | 30.01 "Hg | 10 mi |
| 10:10 am |  | 54 °F | Scattered clouds. | 28 mph | ↑ | 7% | 30.01 "Hg | 10 mi |
| 9:45 am |  | 52 °F | Sunny. | 21 mph | ↑ | 7% | 30.00 "Hg | 10 mi |
| 9:10 am | | 48 °F | Scattered clouds. | 17 mph | ↑ | 9% | 30.01 "Hg | 10 mi |
| 8:45 am | | 43 °F | Scattered clouds. | 9 mph | ↑ | 16% | 30.01 "Hg | 10 mi |
| 7:45 am | | 30 °F | Scattered clouds. | 6 mph | ↑ | 37% | 30.02 "Hg | 10 mi |
| Weather by CustomWeather, © 2026 | ||||||||